Location History:
- Aichi, JP (1999)
- Nagoya, JP (2003 - 2013)
Company Filing History:
3 out of 32 
2 out of 16,338 
1 out of 3 Years Active: 1999-2013
Title: Innovator Kouichi Sawasaki: Pioneering Polyimide Film Technologies
Introduction
Kouichi Sawasaki, a talented inventor based in Nagoya, Japan, has made significant contributions to the field of materials science, particularly with his advancements in polyimide film technology. With five patents to his name, Sawasaki's work focuses on manufacturing films that yield superior performance in various high-tech applications.
Latest Patents
Among the latest patents credited to Kouichi Sawasaki is a unique polyimide film characterized by a uniform orientation angle across its transverse direction. This innovative film measures over 1.5 meters in width, with specific orientation angles maintained at critical points to ensure superior functionality in practical applications. Additionally, he also holds a patent for a method of manufacturing a polyimide film from a polyamic acid that combines specific proportions of phenylenediamine and 3,4'-oxydianiline. This film serves effectively as a substrate for metal interconnect boards in flexible circuits, demonstrating excellent balance between elasticity, thermal expansion, and formability for various electronic packaging needs.
Career Highlights
Kouichi Sawasaki has worked with well-respected organizations in the industry, including Du Pont Toray Company Limited and E.I. du Pont de Nemours and Company. His experiences in these companies have undoubtedly influenced his innovative approach to materials engineering and film technology.
Collaborations
Throughout his career, Sawasaki has collaborated with esteemed colleagues such as Kenji Uhara and Naofumi Yasuda. Their combined efforts in research and development have greatly contributed to advancements in polyimide film applications and related technologies.
Conclusion
Kouichi Sawasaki's innovative spirit and dedication to pushing the boundaries of material science have resulted in significant advancements in polyimide film technology. His 5 patents not only reflect his expertise but also highlight his potential to impact future technological developments in flexible electronics.